CN105739435A - Numerical control device - Google Patents
Numerical control device Download PDFInfo
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- CN105739435A CN105739435A CN201610304834.0A CN201610304834A CN105739435A CN 105739435 A CN105739435 A CN 105739435A CN 201610304834 A CN201610304834 A CN 201610304834A CN 105739435 A CN105739435 A CN 105739435A
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/18—Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form
- G05B19/19—Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form characterised by positioning or contouring control systems, e.g. to control position from one programmed point to another or to control movement along a programmed continuous path
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Numerical Control (AREA)
Abstract
The invention relates to a numerical control device. The numerical control device comprises a main controller, a buffer and a main control interface. The main control interface is provided with a plurality of connection ports, and each connection port is electrically connected a controlled interface of a corresponding controlled assembly. The main control interface outputs a plurality of serial data of a plurality of control signals transmitted by the main controller to each controlled interface. The controlled interface also outputs another control signal to be transmitted to the corresponding main control interface. The main controller controls the controlled assemblies through the control signals. The main control interface can be connected to the controlled interfaces of different types, so that there is no need to increase the number of the main control interface due to the different types of the controlled interfaces, and the cost is substantially lowered.
Description
Technical field
The present invention relates to a kind of numerical control device, be specifically related to the numerical control device of a kind of main control interface having and may connect to several controlled assemblies.
Background technology
Generally speaking, industrial numerical control device is conventional to control the controlled device of various different kenel, such as: lathe, milling machine and mechanical arm etc., but, the connection kind of interface of the controlled device of various different kenels is not quite similar, if a numerical control device is intended to be connected simultaneously to different types of controlled device, then must set up multiple connection interface at numerical control device in advance, or additionally install adapter additional, but no matter it is set up connection interface or additionally install adapter additional, all can cause the increase of cost.
nullMore specifically，When the controlled device identical with multiple communication bus types when a numerical control device connects，Its connected mode is numerical control device and controlled device electric connection，This controlled device is electrically connected with another controlled device again，Mode is connected the identical controlled device of multiple communication bus type according to this，Its signal transfer mode is then that the signal needed for all controlled devices is first transferred to first controlled device being connected with numerical control device by numerical control device，After first controlled device accepts required data，Remaining signal is transferred to second controlled device by first controlled device again，Mode is transferred to last controlled device according to this，But，This mode only can allow master controller transmitting signals to a controlled device，Or allow a controlled device transmitting signals to master controller，And master controller transmitting signals cannot be allowed to controlled device and controlled device transmitting signals to master controller simultaneously，Thus，Add overall signal passing time，Also the overall operation time is therefore increased.
On the other hand, when multiple interface can being connected set up with the controlled device of variety classes by a numerical control device, though the signal that numerical control device transmits can be transmitted to individually each controlled device, but factor value controls device sets up interface and increases cost, and interface must set up in numerical control device in advance, as needed the extra kind increasing and connecting controlled device afterwards, then must set up transducer, also increase holistic cost.
Summary of the invention
It is an object of the invention to the deficiency overcoming prior art to exist, a kind of numerical control device is provided, its main control interface is connectable to various different types of controlled interface, therefore main control interface is without needing additionally to increase main control interface quantity because controlled interface type is different, thus reduce cost.
The purpose of the present invention is achieved through the following technical solutions:
Numerical control device, it is characterised in that: comprise
Master controller, controls signal in order to send plural number first, and each first controls signal comprises serial datum；
Buffer, it is electrically connected at master controller, and buffer has plural address, and buffer receives the first control signal and exports the first control signal, and each first controls signal is separately stored in the partial address of buffer；
Main control interface, it has plural Port, each Port has a plurality of pin, one end of each Port is electrically connected at buffer, the other end of each Port is respectively and electrically connected to each Port controlled interface corresponding to a controlled assembly, the connectivity port of main control interface receives the serial data of the first control signal that buffer exports respectively, and Port is respectively by the serial data output that receives to the Port controlled interface corresponding to controlled assembly, and controlled interface can transmit the one second control signal Port to main control interface, the Port transmission second of main control interface controls the signal partial address to this buffer, buffer controls signal by second and is transferred to master controller, master controller controls signal by the first control signal and second and controls controlled assembly.
Further, above-mentioned numerical control device, wherein, described main control interface is a serial main control interface.
Further, above-mentioned numerical control device, wherein, described controlled interface is a universal serial bus.
Further, above-mentioned numerical control device, wherein, described main control interface transmission the first control signal is an asynchronous start-stop mode to the mode of controlled interface.
Further, above-mentioned numerical control device, wherein, described controlled interface transmission the second control signal is an asynchronous start-stop mode to the mode of main control interface.
Further, above-mentioned numerical control device, wherein, described buffer has 8 addresses.
Further, above-mentioned numerical control device, wherein, described main control interface can be simultaneously connected with the controlled interface of different types of controlled assembly.
Yet further, above-mentioned numerical control device, wherein, described main control interface is the serial main control interface of a DB9 type.
Yet further, above-mentioned numerical control device, wherein, the serial communication bus that type is RS232, RS422 or RS485 type of described controlled interface.
Yet further, above-mentioned numerical control device, wherein, described main control interface has a plurality of Port, one end of each pin of each Port is electrically connected to buffer, and the other end of each pin of each Port is electrically connected to the pin controlled interface corresponding to controlled assembly of each Port.
Substantive distinguishing features and significant progress that technical solution of the present invention is prominent are mainly reflected in:
1. the also independent transmission of the data transmission between each Port of the main control interface of the present invention and each controlled assembly, it can be ensured that will not interfere between each controlled assembly；
2. the main control interface of numerical control device is connectable to various different types of controlled interface, therefore main control interface is without needing additionally to increase main control interface quantity because controlled interface type is different, thus reduces cost；
3. numerical control device function of the present invention is remarkable, and economic benefit and social effect are notable, and market application foreground is wide.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, technical solution of the present invention is described further:
Fig. 1: the schematic diagram that numerical control device of the present invention is connected with several controlled assemblies；
Fig. 2: the schematic diagram that main control interface is connected with several controlled assemblies；
Fig. 3: buffer position is corresponding to the schematic diagram of main control interface.
Detailed description of the invention
As shown in Figure 1, numerical control device 1 includes master controller 11, buffer 12 and a main control interface 13, master controller 11 is electrically connected at buffer 12, buffer 12 is electrically connected at one end of main control interface 13, the other end of main control interface 13 is then electrically connected at several controlled assembly, namely controlled assembly 2, controlled assembly 3, controlled assembly 4；Wherein, buffer 12 has a plurality of address, and for the embodiment of the present invention, buffer has eight addresses.
nullMain control interface 13 and controlled assembly 2、Controlled assembly 3、Connected mode between controlled assembly 4 is as shown in Figure 2，Main control interface 13 has a plurality of Port，I.e. Port 131、Port 132、Port 133，Wherein，Port 131 has pin 1311、Pin 1312、Pin 1313、Pin 1314，Port 132 has pin 1321、Pin 1322，Port 133 has pin 1331、Pin 1332，Port 131、Port 132、The pin 1311 of Port 133、Pin 1312、Pin 1313、Pin 1314、Pin 1321、Pin 1322、Pin 1331、One end of pin 1332 is electrically connected to buffer 12，Port 131、Port 132、The pin 1311 of Port 133、Pin 1312、Pin 1313、Pin 1314、Pin 1321、Pin 1322、Pin 1331、The other end of pin 1332 is electrically connected to Port 131、Port 132、The pin 1311 of Port 133、Pin 1312、Pin 1313、Pin 1314、Pin 1321、Pin 1322、Pin 1331、Pin 1332 is corresponding to the controlled interface 21 of controlled assembly、Controlled interface 22、Controlled interface 23、Controlled interface 24、Controlled interface 31、Controlled interface 32、Controlled interface 41、Controlled interface 42.
Master controller 11 controls signal to buffer 12 in order to send a plurality of first, and each first controls signal corresponds respectively to the partial address of buffer 12, and wherein, each first controls signal comprises serial datum；Buffer 12 first controls after signals receiving these, exports these and first controls signals to each Port 131 of main control interface 13, Port 132, each pin 1311 of Port 133, pin 1312, pin 1313, pin 1314, pin 1321, pin 1322, pin 1331, pin 1332；Wherein, everybody address of buffer 12 and Port 131, Port 132, Port 133 and pin 1311 thereof, pin 1312, pin 1313, pin 1314, pin 1321, pin 1322, pin 1331, pin 1332 corresponding relation as shown in Figure 3；Buffer 12 is that the address with eight positions is in order to store each the first control signal respectively, each pin of each Port of main control interface 13 receives the serial data of each first control signal that buffer 12 exports respectively, such as: Port 131 receives the serial data of the first～four of buffer 12, Port 132 receives the serial data of the 5th～six of buffer 12, and Port 133 receives the serial data of the 7th～eight of buffer 12；Then, received serial data is exported respectively to Port 131, Port 132, Port 133 corresponding to the controlled interface 21 of controlled assembly, controlled interface 22, controlled interface 23, controlled interface 24, controlled interface 31, controlled interface 32, controlled interface 41, controlled interface 42 by each Port 131,132,133 through pin；Such as: Port 131 exports the serial data extremely controlled interface 21 of controlled assembly 2, controlled interface 22, controlled interface 23, controlled interface 24 through pin 1311, pin 1312, pin 1313, pin 1314, Port 132 exports serial data to the controlled interface 31 of controlled assembly 3, controlled interface 32 by pin 1321, pin 1322, and Port 133 exports the serial data extremely controlled interface 41 of controlled assembly 4, controlled interface 42 by pin 1331, pin 1332.Additionally, each controlled interface 21, controlled interface 22, controlled interface 23, controlled interface 24, controlled interface 31, controlled interface 32, controlled interface 41, controlled interface 42 also can transmit the second control signal to the pin 1311 in the Port 131 of main control interface 13, Port 132, Port 133, pin 1312, pin 1313, pin 1314, pin 1321, pin 1322, pin 1331, pin 1332；And the pin 1311 of the Port 131 of main control interface 13, Port 132, Port 133, pin 1312, pin 1313, pin 1314, pin 1321, pin 1322, pin 1331, pin 1332 control second signal again and export to buffer 12, buffer 12 controls second signal and exports to master controller 11 so that master controller 11 can pass through the second control signal and control controlled assembly 2, controlled assembly 3, controlled assembly 4.
Numerical control device 1 transmit serial data to controlled assembly 2, controlled assembly 3, controlled assembly 4 mode be an asynchronous start-stop mode (asynchronousstart-stop)；Transmitting for the data between numerical control device 1 and controlled assembly 2: first, master controller 11 transmits position that digital signal is 0 to buffer 12, and the position of this digital signal 0 is not included in the serial data of eight positions, but a start bit；Then, this start bit 0 is transferred to the pin 1311 of Port 131 of main control interface 13, pin 1312 by buffer 12, make the low-voltage producing-6V～-2V between pin 1311 and pin 1312 poor, and pin 1311, pin 1312 export low-voltage the difference extremely controlled interface 21 of controlled assembly 2, controlled interface 22；When controlled interface 21, controlled interface 22 receive low-voltage difference (such as :-6V), then can start to receive serial data；Wherein, serial data system is by a succession of totally eight bit strings being made up of position 0 and 1；Afterwards, after serial data transmission terminates, master controller 11 transmits position that digital signal is 1 to buffer 12；Wherein, this digital signal is the position of 1 is not be included in the serial data of eight positions equally, but a stop bits；Afterwards, this stop bits 1 is transferred to the pin 1311 of Port 131 of main control interface 13, pin 1312 by buffer 12, make to produce between pin 1311, pin 1312 high voltage differential of+2V～+6V, and pin 1311, pin 1312 output HIGH voltage the difference extremely controlled interface 21 of controlled assembly 2, controlled interface 22, when controlled interface 21, controlled interface 22 receive high voltage differential (such as :+6V), then can terminate the data transmission of controlled assembly 2.Namely such mode completes serial data transmission once.Similarly, between numerical control device 1 and controlled assembly 2 repeatedly the transfer mode of serial data as above-mentioned, and numerical control device 1 and controlled assembly 3, controlled assembly 4 are such as the serial data transfer mode between above-mentioned numerical control device 1 and controlled assembly 2, do not repeat them here.
Owing to each Port 131 of main control interface 13, Port 132, Port 133 are to be connected with controlled assembly 2, controlled assembly 3, controlled assembly 4 respectively, therefore the also independent transmission of the data transmission between each Port 131 of main control interface 13, Port 132, Port 133 and controlled assembly 2, controlled assembly 3, controlled assembly 4；In other words, each Port 131 of main control interface 13, Port 132, Port 133 can transmit mutually data with each controlled assembly 2, controlled assembly 3, controlled assembly 4, and therefore do not interfere between each controlled assembly 2, controlled assembly 3, controlled assembly 4.In addition, numerical control device 1 of the present invention is also without after broadcasting data to controlled assembly 2, the data sequentially carried out needed for will be controlled by assembly 3, controlled assembly 4 are transferred to controlled assembly 3, controlled assembly 4 again, therefore, numerical control device of the present invention will not reduce data messaging efficiency and reduce use flexibility ratio.
nullMain control interface 13 can be simultaneously connected with different types of controlled assembly 2、Controlled assembly 3、The controlled interface 21 of controlled assembly 4、Controlled interface 22、Controlled interface 23、Controlled interface 24、Controlled interface 31、Controlled interface 32、Controlled interface 41、Controlled interface 42，Therefore without because of controlled assembly 2、Controlled assembly 3、The controlled interface 21 of controlled assembly 4、Controlled interface 22、Controlled interface 23、Controlled interface 24、Controlled interface 31、Controlled interface 32、Controlled interface 41、Controlled interface 42 type is different and need to additionally increase main control interface newly，Because of without additionally increasing cost，Wherein，Controlled assembly 2、Controlled assembly 3、The controlled interface 21 of controlled assembly 4、Controlled interface 22、Controlled interface 23、Controlled interface 24、Controlled interface 31、Controlled interface 32、Controlled interface 41、The type of controlled interface 42 is: RS232、RS422、The serial communication bus of the types such as RS485，Do not limit in this present invention.
Main control interface 13 is a serial main control interface, for instance be the serial main control interface of a DB9 type, and the type of serial main control interface can be changed according to user demand, does not limit in this present invention.
Main control interface 13 arranges three Ports in response to the controlled interface quantity of controlled assembly, and connectivity port quantity and controlled component count can be arranged on demand, do not limit in this present invention.
In sum, the also independent transmission of the data transmission between each Port of the main control interface of the present invention and each controlled assembly, it can be ensured that will not interfere between each controlled assembly.The main control interface of numerical control device of the present invention is connectable to various different types of controlled interface, therefore main control interface is without needing additionally to increase main control interface quantity because controlled interface type is different, thus reduces cost.
It is to be understood that: the above is only the preferred embodiment of the present invention; for those skilled in the art; under the premise without departing from the principles of the invention, it is also possible to make some improvements and modifications, these improvements and modifications also should be regarded as protection scope of the present invention.
Claims (10)
1. numerical control device, it is characterised in that: comprise
Master controller, controls signal in order to send plural number first, and each first controls signal comprises serial datum；
Buffer, it is electrically connected at master controller, and buffer has plural address, and buffer receives the first control signal and exports the first control signal, and each first controls signal is separately stored in the partial address of buffer；
Main control interface, it has plural Port, each Port has a plurality of pin, one end of each Port is electrically connected at buffer, the other end of each Port is respectively and electrically connected to each Port controlled interface corresponding to a controlled assembly, the connectivity port of main control interface receives the serial data of the first control signal that buffer exports respectively, and Port is respectively by the serial data output that receives to the Port controlled interface corresponding to controlled assembly, and controlled interface can transmit the one second control signal Port to main control interface, the Port transmission second of main control interface controls the signal partial address to this buffer, buffer controls signal by second and is transferred to master controller, master controller controls signal by the first control signal and second and controls controlled assembly.
2. numerical control device according to claim 1, it is characterised in that: described main control interface is a serial main control interface.
3. numerical control device according to claim 1 and 2, it is characterised in that: described main control interface is the serial main control interface of a DB9 type.
4. numerical control device according to claim 1, it is characterised in that: described controlled interface is a universal serial bus.
5. the numerical control device according to claim 1 or 4, it is characterised in that: the serial communication bus that type is RS232, RS422 or RS485 type of described controlled interface.
6. numerical control device according to claim 1, it is characterised in that: described main control interface transmission the first control signal is an asynchronous start-stop mode to the mode of controlled interface.
7. numerical control device according to claim 1, it is characterised in that: described controlled interface transmission the second control signal is an asynchronous start-stop mode to the mode of main control interface.
8. numerical control device according to claim 1, it is characterised in that: described main control interface can be simultaneously connected with the controlled interface of different types of controlled assembly.
9. numerical control device according to claim 1, it is characterised in that: described buffer has 8 addresses.
10. numerical control device according to claim 1, it is characterized in that: described main control interface has a plurality of Port, one end of each pin of each Port is electrically connected to buffer, and the other end of each pin of each Port is electrically connected to the pin controlled interface corresponding to controlled assembly of each Port.
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| CN201610304834.0A CN105739435B (en) | 2016-05-10 | 2016-05-10 | Numerical control device |
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| CN201610304834.0A CN105739435B (en) | 2016-05-10 | 2016-05-10 | Numerical control device |
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| CN105739435B CN105739435B (en) | 2018-07-20 |
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| CN101425905A (en) * | 2007-11-02 | 2009-05-06 | 英华达（上海）科技有限公司 | Adapting card |
| CN102495776A (en) * | 2011-12-02 | 2012-06-13 | 浪潮集团有限公司 | Method for debugging basic input output system (BIOS) of storage controller applicable to cloud storage |
| CN102866683A (en) * | 2012-07-26 | 2013-01-09 | 苏州市大富通信技术有限公司 | Signal conversion device and automatic testing system |
| CN203070279U (en) * | 2012-12-14 | 2013-07-17 | 锋厚科技股份有限公司 | Serial port extending device and serial port extending module |
| CN205594424U (en) * | 2016-05-10 | 2016-09-21 | 苏州新代数控设备有限公司 | Numerical control apparatus |
-
2016
- 2016-05-10 CN CN201610304834.0A patent/CN105739435B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1424659A (en) * | 2002-12-31 | 2003-06-18 | 清华大学 | Interface card for realizing opening flexiable series real-time communication system |
| CN101425905A (en) * | 2007-11-02 | 2009-05-06 | 英华达（上海）科技有限公司 | Adapting card |
| CN102495776A (en) * | 2011-12-02 | 2012-06-13 | 浪潮集团有限公司 | Method for debugging basic input output system (BIOS) of storage controller applicable to cloud storage |
| CN102866683A (en) * | 2012-07-26 | 2013-01-09 | 苏州市大富通信技术有限公司 | Signal conversion device and automatic testing system |
| CN203070279U (en) * | 2012-12-14 | 2013-07-17 | 锋厚科技股份有限公司 | Serial port extending device and serial port extending module |
| CN205594424U (en) * | 2016-05-10 | 2016-09-21 | 苏州新代数控设备有限公司 | Numerical control apparatus |
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Address after: 215000 Chunhui Road, Suzhou Industrial Park, Jiangsu Province Patentee after: New Generation Science and Technology (Suzhou) Co., Ltd. Address before: 215021 No. 9 Chunhui Road, Suzhou Industrial Park, Jiangsu Province Patentee before: Suzhou Xindai Numerical Control Equipment Co., Ltd. |